A Random Sample of 64 Items Is Selected from a Population

question 79

Multiple Choice

A random sample of 64 items is selected from a population of 400 items.The sample mean is 200.The population standard deviation is 48.From these data, the 90% confidence interval to estimate the population mean would be _______.

• A)189.21 to 210.79
• B)188.24 to 211.76
• C)190.13 to 209.87
• D)190.94 to 209.06
• E)193.45 to 211.09

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Definitions:

Prone Position

Lying flat with the front or face downward, often used for patients with respiratory difficulties.

Tube-fed

The delivery of nutrition directly to the stomach or intestine via a tube, used when an individual is unable to eat by mouth.

Botulism Immune Globulin

An intravenous medication used to treat infant botulism, containing antibodies against the toxin produced by Clostridium botulinum.

Total Parenteral Nutrition

A method of feeding that bypasses the gastrointestinal tract, delivering nutrients directly into the bloodstream.